TABLE 5. Features for SBP and DBP Estimation (X Stands for Each Feature and Y Stands for Dependent Variable).

S.No	Feature	SBP		DBP
		% var in x	%var in y	% var in x	% var in y
1	P-DN	0.810	0.051	0.708	0.044
2	P-EB	0.038	0.107	0.083	0.047
3	R-DN	0.046	0.046	0.057	0.025
4	R-EB	0.037	0.054	0.036	0.038
5	P-R	0.052	0.010	0.059	0.014
6	Q-R-S	0.006	0.007	0.029	0.013
7	S-T	0.005	0.001	0.008	0.006
8	P-T	0.005	0.005	0.007	0.003
9	R-R	0.001	0.001	0.004	0.002
10	DN-EB			0.002	0.002
11	SP-DN			0.003	0.003
12	SP-DP			0.002	0.002
13	SP-EB			0.001	0.001
14	EB-EB			0.003	0.003